/* 极简风格全局样式 */
:root {
    --white: #ffffff;
    --black: #1a1a1a;
    --gray: #e0e0e0;
    --text-color: #333333;
    --line-color: #f0f0f0;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Helvetica Neue', Arial, sans-serif;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--white);
    color: var(--text-color);
    line-height: 1.6;
    font-weight: 300;
    -webkit-font-smoothing: antialiased;
}

a {
    text-decoration: none;
    color: var(--black);
    transition: opacity 0.2s;
}

a:hover {
    opacity: 0.7;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 极简头部 */
header {
    padding: 40px 0;
    border-bottom: 1px solid var(--line-color);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 24px;
    letter-spacing: 2px;
    font-weight: 400;
}

nav ul {
    display: flex;
    list-style: none;
    gap: 30px;
}

nav ul li a {
    font-size: 14px;
    letter-spacing: 1px;
    text-transform: uppercase;
}

/* 主要内容区 */
.main-content {
    padding: 60px 0;
}

.section-title {
    font-size: 14px;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 40px;
    color: var(--black);
    font-weight: 400;
    position: relative;
    padding-bottom: 10px;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 1px;
    background-color: var(--black);
}

/* 极简文章列表 */
.article-list {
    display: grid;
    grid-template-columns: 1fr;
    gap: 50px;
}

.article-item {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 30px;
    align-items: center;
    padding-bottom: 50px;
    border-bottom: 1px solid var(--line-color);
}

.article-item:last-child {
    border-bottom: none;
}

.article-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    background-color: var(--gray);
}

.article-info {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.article-title {
    font-size: 22px;
    margin-bottom: 15px;
    font-weight: 400;
    line-height: 1.3;
}

.article-excerpt {
    margin-bottom: 15px;
    color: var(--text-color);
    opacity: 0.8;
}

.article-meta {
    display: flex;
    gap: 20px;
    font-size: 12px;
    letter-spacing: 1px;
    text-transform: uppercase;
}

/* 分类样式 */
.category-tag {
    display: inline-block;
    margin-bottom: 15px;
    font-size: 12px;
    letter-spacing: 1px;
    text-transform: uppercase;
}

/* 文章详情 */
.article-detail {
    max-width: 800px;
    margin: 0 auto;
}

.article-header {
    margin-bottom: 60px;
}

.article-title {
    font-size: 32px;
    margin-bottom: 20px;
    font-weight: 400;
    line-height: 1.3;
}

.article-meta {
    margin-bottom: 40px;
}

.article-image {
    width: 100%;
    height: 400px;
    object-fit: cover;
    margin-bottom: 40px;
    background-color: var(--gray);
}

.article-content {
    font-size: 16px;
    line-height: 1.8;
}

.article-content p {
    margin-bottom: 30px;
}

/* 分页 */
.pagination {
    display: flex;
    justify-content: center;
    margin-top: 60px;
    font-size: 14px;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.pagination a {
    padding: 8px 0;
    margin: 0 15px;
    border-bottom: 1px solid transparent;
}

.pagination a:hover {
    border-bottom: 1px solid var(--black);
}

/* 友情链接 */
.friend-links {
    margin: 60px 0;
    padding-top: 60px;
    border-top: 1px solid var(--line-color);
}

.friend-links h3 {
    font-size: 14px;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 30px;
    font-weight: 400;
}

.friend-links-container {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.friend-links-container a {
    font-size: 12px;
    letter-spacing: 1px;
    text-transform: uppercase;
}

/* 极简页脚 */
footer {
    padding: 40px 0;
    border-top: 1px solid var(--line-color);
    text-align: center;
}

.copyright {
    font-size: 12px;
    letter-spacing: 1px;
    text-transform: uppercase;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .article-item {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .article-image {
        height: 250px;
    }
    
    .article-title {
        font-size: 20px;
    }
    
    .article-detail .article-title {
        font-size: 26px;
    }
    
    nav ul {
        gap: 15px;
    }
}